diff --git a/CHANGELOG.md b/CHANGELOG.md
index a46e8cc..eac021e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## [Unreleased]
 
+
+## [0.3.0] - 2022-02-21
+
 - Removed the default state change function; you are now required to define a custom `state_change` function for the simulation (#2)
 - Added support for specifying a custom `termination_condition` function to override the default condition of the temperature reaching 0 (#5)
 - Added support for specifying a custom `cool_down` function to override the default linear cooling function (#9)
diff --git a/lib/annealing/version.rb b/lib/annealing/version.rb
index 0633234..e2e00aa 100644
--- a/lib/annealing/version.rb
+++ b/lib/annealing/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Annealing
-  VERSION = "0.2.0"
+  VERSION = "0.3.0"
 end